CN215504995U

CN215504995U - Noninvasive ventilator mask capable of preventing pressure injury

Info

Publication number: CN215504995U
Application number: CN202121468779.1U
Authority: CN
Inventors: 游姗; 韩慧; 梁发存; 洪珮; 周慧
Original assignee: Huzhou University
Current assignee: Huzhou University
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2022-01-14
Anticipated expiration: 2031-06-30

Abstract

The utility model discloses a noninvasive ventilator mask capable of preventing pressure damage, and relates to the technical field of noninvasive ventilator masks. The utility model utilizes the soft rubber cushion to be tightly attached to the face, the micro air pump works, the generated air enters the air bag through the air pipe, then the air bag is expanded, and the expanded air bag has certain elasticity, thereby avoiding the face from being crushed and solving the problem of facial injury.

Description

Noninvasive ventilator mask capable of preventing pressure injury

Technical Field

The utility model relates to the technical field of noninvasive ventilator masks, in particular to a noninvasive ventilator mask capable of preventing pressure injury.

Background

When using the noninvasive face guard to give patient's oxygen uptake, in order to improve the patient and use noninvasive effect, need the face guard to paste tight face, avoid the gas leakage of inner wall, need increase patient's comfort level simultaneously, a lot of face guards that have now paste tight position with face and too sharp, the face guard extrudees the face after wearing, can cause the damage to the face, and the use is felt poor to need carry out continuous improvement.

Through retrieval, chinese patent No. CN 208785517U, published 2019, 04, 26, discloses a multifunctional noninvasive ventilator mask, wherein it is proposed that "the connection tube 2 is disposed outside the mask shell 1, and one end of the connection tube passes through an air inlet in the middle of the mask shell 1 to be communicated with the inside of the mask shell 1, the other end of the connection tube 2 is communicated with a pipeline of a ventilator through a rotary elbow 3 and a pipeline connection port 4, and a structure convenient for connection and disassembly is not provided between the connection tube and the mask, and quick connection between the connection tube and the mask cannot be achieved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a noninvasive ventilator mask capable of preventing pressure damage, and aims to solve the problem that the existing noninvasive ventilator mask capable of preventing pressure damage in the background art does not have quick connection and use.

In order to achieve the purpose, the utility model provides the following technical scheme: a noninvasive ventilator mask capable of preventing pressure damage comprises a mask body, a mounting pipe and a clamping block, wherein a soft rubber cushion is arranged at one end of the mask body, a tightening belt is uniformly mounted on the outer wall of the mask body, a cavity is formed in the inner side of the soft rubber cushion, and a pressure-proof mechanism is mounted in the inner side of the cavity;

the outer wall of the mask body is provided with an exhaust part, and the inner walls of two ends of the exhaust part are provided with one-way exhaust mechanisms;

the mask is characterized in that a mounting pipe is connected to the middle position of the outer wall of the mask body, an oxygen inhalation pipe is connected to one side of the mounting pipe, and a connecting structure is mounted on the outer wall of the mounting pipe.

Preferably, prevent that pressure mechanism includes gasbag, trachea and miniature air pump, the gasbag is installed in the inboard of cavity, miniature air pump is installed to the outer wall of face guard body, and one side of miniature air pump is connected with the trachea, tracheal one end is connected in the outer wall of gasbag.

Preferably, the outer wall of the oxygen uptake pipe is provided with a bulge, and the inside of the bulge outside installation pipe is uniformly provided with the clamping blocks.

Preferably, the inner tube is installed to the inboard of installation pipe, and the limiting plate is installed to the outer wall of inner tube, the one end of inner tube extends to the inboard of oxygen tube.

Preferably, one-way exhaust mechanism includes attenuator, mounting bracket, fixed block and dog, the fixed block is installed in the both ends inner wall of exhaust spare, the attenuator is installed to the inner wall of fixed block, and the one end of attenuator is connected with the mounting bracket, the dog is installed to one side of mounting bracket.

Preferably, connection structure includes the retaining member, the retaining member is installed in the outer wall of installation pipe, the outer wall of installation pipe is provided with the external screw thread, the inner wall of retaining member one side is provided with the internal thread.

Preferably, the outer wall of the clamping block is connected with a pressing rod, one end of the pressing rod is connected with a pressing plate, and the outer wall of one end of the pressing rod is provided with a return spring.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the utility model provides a stop block and an exhaust part, wherein when a patient inhales, the air pressure enables an installation frame to extrude a damper, meanwhile, the stop block moves to block a hole of the exhaust part, after the patient exhales, the damper resets to enable the installation frame to drive the stop block to move towards the other side, a gas outlet hole is opened, then exhaled carbon dioxide is exhausted, the arrangement that the air cannot be exhausted is convenient for the patient to breathe, and the problem that the air is inconvenient to exhaust is solved;

(2) the utility model provides an air bag and a soft rubber cushion, wherein the soft rubber cushion is tightly attached to the face, the micro air pump works, generated air enters the air bag through an air pipe, then the air bag is expanded, the expanded air bag has certain elasticity, the face is prevented from being crushed, and the problem of facial injury is solved;

(3) the utility model provides a locking part, a protrusion and a clamping block, wherein the locking part is moved to one side by rotating the locking part, the internal thread of the inner wall of the locking part is matched with the external thread of the outer wall of an installation pipe, then a pressing plate is pressed on the inner side of the locking part, and after the pressing plate is extruded, a pressing rod drives the clamping block to move and is clamped on the protrusion to lock an oxygen suction pipe, so that the oxygen suction pipe is conveniently and quickly connected, and the problem of low connection speed is solved.

Drawings

FIG. 1 is a schematic front view of the apparatus of the present invention;

FIG. 2 is a schematic side view of the apparatus of the present invention;

FIG. 3 is a schematic view of the connection structure of the present invention;

FIG. 4 is a schematic structural view of a one-way venting mechanism according to the present invention;

fig. 5 is an enlarged schematic view of the structure at a in fig. 3 according to the present invention.

In the figure: 1. an exhaust member; 2. a soft rubber pad; 3. a tightening strap; 4. a mask body; 5. a pressure prevention mechanism; 501. an air bag; 502. an air tube; 503. a micro air pump; 6. a cavity; 7. an oxygen tube; 8. installing a pipe; 9. an inner tube; 10. a limiting plate; 11. a one-way exhaust mechanism; 1101. a damper; 1102. a mounting frame; 1103. a fixed block; 1104. a stopper; 12. an external thread; 13. an internal thread; 14. a locking member; 15. pressing a plate; 16. a return spring; 17. a clamping block; 18. a protrusion; 19. a pressure lever.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1: referring to fig. 1-5, a noninvasive ventilator mask capable of preventing pressure damage includes a mask body 4, a mounting tube 8 and a clamping block 17, wherein one end of the mask body 4 is provided with a soft rubber cushion 2, the outer wall of the mask body 4 is uniformly provided with a tightening belt 3, the inner side of the soft rubber cushion 2 is provided with a cavity 6, and the inner side of the cavity 6 is provided with a pressure-proof mechanism 5;

the outer wall of the mask body 4 is provided with an exhaust member 1, and the inner walls of two ends of the exhaust member 1 are provided with one-way exhaust mechanisms 11;

the middle position of the outer wall of the mask body 4 is connected with a mounting pipe 8, one side of the mounting pipe 8 is connected with an oxygen inhalation pipe 7, and the outer wall of the mounting pipe 8 is provided with a connecting structure;

referring to fig. 1-5, the noninvasive ventilator mask capable of preventing pressure injury further comprises a connecting structure, the connecting structure comprises a locking member 14, the locking member 14 is mounted on the outer wall of the mounting tube 8, the outer wall of the mounting tube 8 is provided with external threads 12, and the inner wall of one side of the locking member 14 is provided with internal threads 13;

the outer wall of the oxygen tube 7 is provided with a bulge 18, and the inside of the tube 8 is uniformly provided with fixture blocks 17 outside the bulge 18;

the outer walls of the clamping blocks 17 are all connected with a pressing rod 19, one end of the pressing rod 19 is all connected with a pressing plate 15, and the outer wall of one end of the pressing rod 19 is all provided with a return spring 16;

an inner pipe 9 is arranged on the inner side of the mounting pipe 8, a limiting plate 10 is arranged on the outer wall of the inner pipe 9, and one end of the inner pipe 9 extends to the inner side of the oxygen absorption pipe 7;

specifically, as shown in fig. 2, 3 and 5, when the structure is used, by rotating the locking member 14, the internal thread 13 on the inner wall of the locking member 14 is matched with the external thread 12 on the outer wall of the mounting pipe 8, so that the locking member 14 moves to one side, then the pressing plate 15 is pressed on the inner side of the locking member 14, and after the pressing plate 15 is pressed, the pressing rod 19 drives the clamping block 17 to move, and the clamping block is clamped on the protrusion 18 to lock the oxygen suction pipe 7, thereby facilitating the quick connection of the oxygen suction pipe 7.

Example 2: the pressure-proof mechanism 5 comprises an air bag 501, an air pipe 502 and a micro air pump 503, the air bag 501 is arranged at the inner side of the cavity 6, the micro air pump 503 is arranged on the outer wall of the mask body 4, the type of the micro air pump 503 can be DC3.7V, one side of the micro air pump 503 is connected with the air pipe 502, and one end of the air pipe 502 is connected with the outer wall of the air bag 501;

specifically, as shown in fig. 1 and 2, when the structure is used, the soft rubber pad 2 is tightly attached to the face, the micro air pump 503 operates, the generated air enters the air bag 501 through the air pipe 502, then the air bag 501 is expanded, and the expanded air bag 501 has certain elasticity, so that the face is prevented from being crushed.

Example 3: the one-way exhaust mechanism 11 comprises a damper 1101, a mounting frame 1102, fixing blocks 1103 and stoppers 1104, wherein the fixing blocks 1103 are mounted on the inner walls of two ends of the exhaust member 1, the damper 1101 is mounted on the inner walls of the fixing blocks 1103, one end of the damper 1101 is connected with the mounting frame 1102, and the stoppers 1104 are mounted on one side of the mounting frame 1102;

specifically, as shown in fig. 1, 2 and 4, when the structure is used, when a patient inhales, the air pressure enables the mounting frame 1102 to press the damper 1101, meanwhile, the stopper 1104 moves to block the hole of the exhaust member 1, after the patient exhales, the damper 1101 resets to enable the mounting frame 1102 to drive the stopper 1104 to move to the other side, the gas outlet hole is opened, then exhaled carbon dioxide is exhausted, and the breathing of the patient is facilitated only through the non-inlet setting.

The working principle is as follows: when the device is used, the mask body 4 is worn on the face and is tied and fixed behind the brain through the tightening belt 3;

the first innovation point implementation step:

through hugging closely face to soft cushion 2, through miniature air pump 503 work, the gas of production enters into gasbag 501 through trachea 502, then makes gasbag 501 expand, has certain elasticity through expanded gasbag 501, avoids face to be crushed to increase the laminating degree.

The implementation step of the second innovation point:

the first step is as follows: inserting the oxygen tube 7 into the mounting tube 8, positioning the oxygen tube 7 at the position of the limiting plate 10, and rotating the locking piece 14 to enable the internal thread 13 on the inner wall of the locking piece 14 to be matched with the external thread 12 on the outer wall of the mounting tube 8 so as to enable the locking piece 14 to move to one side;

the second step is that: then the pressure plate 15 is pressed on the inner side of the locking part 14, after the pressure plate 15 is extruded, the return spring 16 deforms, so that the compression bar 19 drives the clamping block 17 to move, and the clamping block is clamped on the bulge 18 to lock the oxygen inhalation tube 7, and the oxygen inhalation tube 7 is quickly connected.

The third innovation point implementation step:

the first step is as follows: when the patient inhales, the air pressure causes the mounting frame 1102 to press the damper 1101, and simultaneously the stop 1104 moves to block the hole of the exhaust member 1;

the second step is that: after the patient exhales, the damper 1101 is reset to allow the mounting bracket 1102 to move the stop 1104 to the other side, and the stop 1104 disengages from the opening, allowing the exhaled carbon dioxide to be expelled.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a can prevent pressure nature damage's noninvasive ventilator face guard, includes face guard body (4), installation pipe (8) and fixture block (17), its characterized in that: a soft rubber cushion (2) is arranged at one end of the mask body (4), tightening belts (3) are uniformly arranged on the outer wall of the mask body (4), a cavity (6) is arranged on the inner side of the soft rubber cushion (2), and an anti-pressure mechanism (5) is arranged on the inner side of the cavity (6);

the outer wall of the mask body (4) is provided with an exhaust part (1), and the inner walls of two ends of the exhaust part (1) are provided with one-way exhaust mechanisms (11);

the mask is characterized in that a mounting pipe (8) is connected to the middle position of the outer wall of the mask body (4), an oxygen uptake pipe (7) is connected to one side of the mounting pipe (8), and a connecting structure is installed on the outer wall of the mounting pipe (8).

2. A noninvasive ventilator mask for preventing pressure injury as set forth in claim 1, characterized in that: prevent pressing mechanism (5) including gasbag (501), trachea (502) and miniature air pump (503), install in the inboard of cavity (6) gasbag (501), miniature air pump (503) are installed to the outer wall of face guard body (4), and one side of miniature air pump (503) is connected with trachea (502), the outer wall in gasbag (501) is connected to the one end of trachea (502).

3. A noninvasive ventilator mask for preventing pressure injury as set forth in claim 1, characterized in that: the outer wall of oxygen tube (7) is provided with arch (18), fixture block (17) are evenly installed to the inside of arch (18) outside installation pipe (8).

4. A noninvasive ventilator mask for preventing pressure injury as set forth in claim 1, characterized in that: inner tube (9) are installed to the inboard of installation pipe (8), and limiting plate (10) are installed to the outer wall of inner tube (9), the one end of inner tube (9) extends to the inboard of oxygen tube (7).

5. A noninvasive ventilator mask for preventing pressure injury as set forth in claim 1, characterized in that: one-way exhaust mechanism (11) include attenuator (1101), mounting bracket (1102), fixed block (1103) and dog (1104), install in the both ends inner wall of exhaust part (1) fixed block (1103), attenuator (1101) are installed to the inner wall of fixed block (1103), and the one end of attenuator (1101) is connected with mounting bracket (1102), dog (1104) are installed to one side of mounting bracket (1102).

6. A noninvasive ventilator mask for preventing pressure injury as set forth in claim 1, characterized in that: the connection structure comprises a locking piece (14), the locking piece (14) is installed on the outer wall of the installation pipe (8), the outer wall of the installation pipe (8) is provided with external threads (12), and the inner wall on one side of the locking piece (14) is provided with internal threads (13).

7. A noninvasive ventilator mask for preventing pressure injury as set forth in claim 3, characterized in that: the outer wall of the clamping block (17) is connected with a pressing rod (19), one end of the pressing rod (19) is connected with a pressing plate (15), and the outer wall of one end of the pressing rod (19) is provided with a return spring (16).